Final commit from marbles

[matches/MCTX3420.git] / server / image.c

diff --git a/server/image.c b/server/image.c
index a32ac2c..dcc122d 100644 (file)
--- a/server/image.c
+++ b/server/image.c
@@ -10,6 +10,7 @@ static int g_captureID = -1;
 
 void Image_Handler(FCGIContext * context, char * params)
 {
+
        int num = 0, width = 1600, height = 1200;       // Set Default values
        FCGIValue val[] = {
                {"num", &num, FCGI_INT_T},
@@ -74,18 +75,22 @@ void Image_Handler(FCGIContext * context, char * params)
                g_captureID = num;
        }
 
-       cvSetCaptureProperty(g_capture, CV_CAP_PROP_FRAME_WIDTH, width);
-       cvSetCaptureProperty(g_capture, CV_CAP_PROP_FRAME_HEIGHT, height);
+       if (g_capture != NULL)
+       {
+
+               cvSetCaptureProperty(g_capture, CV_CAP_PROP_FRAME_WIDTH, width);
+               cvSetCaptureProperty(g_capture, CV_CAP_PROP_FRAME_HEIGHT, height);
 
-       *frame = cvQueryFrame(g_capture);
-       result = (*frame != NULL);
+               *frame = cvQueryFrame(g_capture);
+               result = (*frame != NULL);
 
        //cvShowImage("display", *image);
        //cvWaitKey(0); 
        //cvSaveImage("test.jpg",*image,0);
                
-       Log(LOGDEBUG, "At end of mutex");
-       
+               Log(LOGDEBUG, "At end of mutex");
+       }
+
        pthread_mutex_unlock(&mutex);   //Close the mutex
 
        //NOTE: Never have a "return" statement before the mutex is unlocked; it causes deadlocks!